Math Homework HElp!FInd the derivative of function PLEASE?

Lemonz · #1 (**permalink**) 04-09-2008, 05:18 AM

1) What is the derivative of xe^(3-x) csc2x

2) Derivative of ( squareroot(x+1) *(2-x)^5 ) / ((5x-=3)^7 ) )

cidyah · #2 (**permalink**) 04-09-2008, 05:20 AM

1) Product rule:
y=xe^(3-x)csc(2x)
dy/dx = e^(3-x)csc(2x) +x e^(3-x)(-1)csc(2x) - x e^(3-x) csc(2x)cot(2x)(2)
dy/dx = e^(3-x)csc(2x)-xe^(3-x)csc(2x)-2x e^(3-x) csc(2x)cot(2x)

2)The denominator is incorrect.

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